948 lines
27 KiB
JavaScript
948 lines
27 KiB
JavaScript
|
/**
|
||
|
* Quirks.js
|
||
|
*
|
||
|
* Copyright, Moxiecode Systems AB
|
||
|
* Released under LGPL License.
|
||
|
*
|
||
|
* License: http://www.tinymce.com/license
|
||
|
* Contributing: http://www.tinymce.com/contributing
|
||
|
*
|
||
|
* @ignore-file
|
||
|
*/
|
||
|
|
||
|
/**
|
||
|
* This file includes fixes for various browser quirks it's made to make it easy to add/remove browser specific fixes.
|
||
|
*
|
||
|
* @class tinymce.util.Quirks
|
||
|
*/
|
||
|
define("tinymce/util/Quirks", [
|
||
|
"tinymce/util/VK",
|
||
|
"tinymce/dom/RangeUtils",
|
||
|
"tinymce/html/Node",
|
||
|
"tinymce/html/Entities",
|
||
|
"tinymce/Env",
|
||
|
"tinymce/util/Tools"
|
||
|
], function(VK, RangeUtils, Node, Entities, Env, Tools) {
|
||
|
return function(editor) {
|
||
|
var each = Tools.each;
|
||
|
var BACKSPACE = VK.BACKSPACE, DELETE = VK.DELETE, dom = editor.dom, selection = editor.selection,
|
||
|
settings = editor.settings, parser = editor.parser, serializer = editor.serializer;
|
||
|
var isGecko = Env.gecko, isIE = Env.ie, isWebKit = Env.webkit;
|
||
|
|
||
|
/**
|
||
|
* Executes a command with a specific state this can be to enable/disable browser editing features.
|
||
|
*/
|
||
|
function setEditorCommandState(cmd, state) {
|
||
|
try {
|
||
|
editor.getDoc().execCommand(cmd, false, state);
|
||
|
} catch (ex) {
|
||
|
// Ignore
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Returns current IE document mode.
|
||
|
*/
|
||
|
function getDocumentMode() {
|
||
|
var documentMode = editor.getDoc().documentMode;
|
||
|
|
||
|
return documentMode ? documentMode : 6;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Returns true/false if the event is prevented or not.
|
||
|
*
|
||
|
* @private
|
||
|
* @param {Event} e Event object.
|
||
|
* @return {Boolean} true/false if the event is prevented or not.
|
||
|
*/
|
||
|
function isDefaultPrevented(e) {
|
||
|
return e.isDefaultPrevented();
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Fixes a WebKit bug when deleting contents using backspace or delete key.
|
||
|
* WebKit will produce a span element if you delete across two block elements.
|
||
|
*
|
||
|
* Example:
|
||
|
* <h1>a</h1><p>|b</p>
|
||
|
*
|
||
|
* Will produce this on backspace:
|
||
|
* <h1>a<span class="Apple-style-span" style="<all runtime styles>">b</span></p>
|
||
|
*
|
||
|
* This fixes the backspace to produce:
|
||
|
* <h1>a|b</p>
|
||
|
*
|
||
|
* See bug: https://bugs.webkit.org/show_bug.cgi?id=45784
|
||
|
*
|
||
|
* This code is a bit of a hack and hopefully it will be fixed soon in WebKit.
|
||
|
*/
|
||
|
function cleanupStylesWhenDeleting() {
|
||
|
function removeMergedFormatSpans(isDelete) {
|
||
|
var rng, blockElm, wrapperElm, bookmark, container, offset, elm;
|
||
|
|
||
|
function isAtStartOrEndOfElm() {
|
||
|
if (container.nodeType == 3) {
|
||
|
if (isDelete && offset == container.length) {
|
||
|
return true;
|
||
|
}
|
||
|
|
||
|
if (!isDelete && offset === 0) {
|
||
|
return true;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
rng = selection.getRng();
|
||
|
var tmpRng = [rng.startContainer, rng.startOffset, rng.endContainer, rng.endOffset];
|
||
|
|
||
|
if (!rng.collapsed) {
|
||
|
isDelete = true;
|
||
|
}
|
||
|
|
||
|
container = rng[(isDelete ? 'start' : 'end') + 'Container'];
|
||
|
offset = rng[(isDelete ? 'start' : 'end') + 'Offset'];
|
||
|
|
||
|
if (container.nodeType == 3) {
|
||
|
blockElm = dom.getParent(rng.startContainer, dom.isBlock);
|
||
|
|
||
|
// On delete clone the root span of the next block element
|
||
|
if (isDelete) {
|
||
|
blockElm = dom.getNext(blockElm, dom.isBlock);
|
||
|
}
|
||
|
|
||
|
if (blockElm && (isAtStartOrEndOfElm() || !rng.collapsed)) {
|
||
|
// Wrap children of block in a EM and let WebKit stick is
|
||
|
// runtime styles junk into that EM
|
||
|
wrapperElm = dom.create('em', {'id': '__mceDel'});
|
||
|
|
||
|
each(Tools.grep(blockElm.childNodes), function(node) {
|
||
|
wrapperElm.appendChild(node);
|
||
|
});
|
||
|
|
||
|
blockElm.appendChild(wrapperElm);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
// Do the backspace/delete action
|
||
|
rng = dom.createRng();
|
||
|
rng.setStart(tmpRng[0], tmpRng[1]);
|
||
|
rng.setEnd(tmpRng[2], tmpRng[3]);
|
||
|
selection.setRng(rng);
|
||
|
editor.getDoc().execCommand(isDelete ? 'ForwardDelete' : 'Delete', false, null);
|
||
|
|
||
|
// Remove temp wrapper element
|
||
|
if (wrapperElm) {
|
||
|
bookmark = selection.getBookmark();
|
||
|
|
||
|
while ((elm = dom.get('__mceDel'))) {
|
||
|
dom.remove(elm, true);
|
||
|
}
|
||
|
|
||
|
selection.moveToBookmark(bookmark);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
editor.on('keydown', function(e) {
|
||
|
var isDelete;
|
||
|
|
||
|
isDelete = e.keyCode == DELETE;
|
||
|
if (!isDefaultPrevented(e) && (isDelete || e.keyCode == BACKSPACE) && !VK.modifierPressed(e)) {
|
||
|
e.preventDefault();
|
||
|
removeMergedFormatSpans(isDelete);
|
||
|
}
|
||
|
});
|
||
|
|
||
|
editor.addCommand('Delete', function() {removeMergedFormatSpans();});
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Makes sure that the editor body becomes empty when backspace or delete is pressed in empty editors.
|
||
|
*
|
||
|
* For example:
|
||
|
* <p><b>|</b></p>
|
||
|
*
|
||
|
* Or:
|
||
|
* <h1>|</h1>
|
||
|
*
|
||
|
* Or:
|
||
|
* [<h1></h1>]
|
||
|
*/
|
||
|
function emptyEditorWhenDeleting() {
|
||
|
function serializeRng(rng) {
|
||
|
var body = dom.create("body");
|
||
|
var contents = rng.cloneContents();
|
||
|
body.appendChild(contents);
|
||
|
return selection.serializer.serialize(body, {format: 'html'});
|
||
|
}
|
||
|
|
||
|
function allContentsSelected(rng) {
|
||
|
var selection = serializeRng(rng);
|
||
|
|
||
|
var allRng = dom.createRng();
|
||
|
allRng.selectNode(editor.getBody());
|
||
|
|
||
|
var allSelection = serializeRng(allRng);
|
||
|
return selection === allSelection;
|
||
|
}
|
||
|
|
||
|
editor.on('keydown', function(e) {
|
||
|
var keyCode = e.keyCode, isCollapsed;
|
||
|
|
||
|
// Empty the editor if it's needed for example backspace at <p><b>|</b></p>
|
||
|
if (!isDefaultPrevented(e) && (keyCode == DELETE || keyCode == BACKSPACE)) {
|
||
|
isCollapsed = editor.selection.isCollapsed();
|
||
|
|
||
|
// Selection is collapsed but the editor isn't empty
|
||
|
if (isCollapsed && !dom.isEmpty(editor.getBody())) {
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
// IE deletes all contents correctly when everything is selected
|
||
|
if (isIE && !isCollapsed) {
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
// Selection isn't collapsed but not all the contents is selected
|
||
|
if (!isCollapsed && !allContentsSelected(editor.selection.getRng())) {
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
// Manually empty the editor
|
||
|
e.preventDefault();
|
||
|
editor.setContent('');
|
||
|
editor.selection.setCursorLocation(editor.getBody(), 0);
|
||
|
editor.nodeChanged();
|
||
|
}
|
||
|
});
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* WebKit doesn't select all the nodes in the body when you press Ctrl+A.
|
||
|
* This selects the whole body so that backspace/delete logic will delete everything
|
||
|
*/
|
||
|
function selectAll() {
|
||
|
editor.on('keydown', function(e) {
|
||
|
if (!isDefaultPrevented(e) && e.keyCode == 65 && VK.metaKeyPressed(e)) {
|
||
|
e.preventDefault();
|
||
|
editor.execCommand('SelectAll');
|
||
|
}
|
||
|
});
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* WebKit has a weird issue where it some times fails to properly convert keypresses to input method keystrokes.
|
||
|
* The IME on Mac doesn't initialize when it doesn't fire a proper focus event.
|
||
|
*
|
||
|
* This seems to happen when the user manages to click the documentElement element then the window doesn't get proper focus until
|
||
|
* you enter a character into the editor.
|
||
|
*
|
||
|
* It also happens when the first focus in made to the body.
|
||
|
*
|
||
|
* See: https://bugs.webkit.org/show_bug.cgi?id=83566
|
||
|
*/
|
||
|
function inputMethodFocus() {
|
||
|
if (!editor.settings.content_editable) {
|
||
|
// Case 1 IME doesn't initialize if you focus the document
|
||
|
dom.bind(editor.getDoc(), 'focusin', function() {
|
||
|
selection.setRng(selection.getRng());
|
||
|
});
|
||
|
|
||
|
// Case 2 IME doesn't initialize if you click the documentElement it also doesn't properly fire the focusin event
|
||
|
dom.bind(editor.getDoc(), 'mousedown', function(e) {
|
||
|
if (e.target == editor.getDoc().documentElement) {
|
||
|
editor.getWin().focus();
|
||
|
selection.setRng(selection.getRng());
|
||
|
}
|
||
|
});
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Backspacing in FireFox/IE from a paragraph into a horizontal rule results in a floating text node because the
|
||
|
* browser just deletes the paragraph - the browser fails to merge the text node with a horizontal rule so it is
|
||
|
* left there. TinyMCE sees a floating text node and wraps it in a paragraph on the key up event (ForceBlocks.js
|
||
|
* addRootBlocks), meaning the action does nothing. With this code, FireFox/IE matche the behaviour of other
|
||
|
* browsers
|
||
|
*/
|
||
|
function removeHrOnBackspace() {
|
||
|
editor.on('keydown', function(e) {
|
||
|
if (!isDefaultPrevented(e) && e.keyCode === BACKSPACE) {
|
||
|
if (selection.isCollapsed() && selection.getRng(true).startOffset === 0) {
|
||
|
var node = selection.getNode();
|
||
|
var previousSibling = node.previousSibling;
|
||
|
|
||
|
if (previousSibling && previousSibling.nodeName && previousSibling.nodeName.toLowerCase() === "hr") {
|
||
|
dom.remove(previousSibling);
|
||
|
e.preventDefault();
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
});
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Firefox 3.x has an issue where the body element won't get proper focus if you click out
|
||
|
* side it's rectangle.
|
||
|
*/
|
||
|
function focusBody() {
|
||
|
// Fix for a focus bug in FF 3.x where the body element
|
||
|
// wouldn't get proper focus if the user clicked on the HTML element
|
||
|
if (!window.Range.prototype.getClientRects) { // Detect getClientRects got introduced in FF 4
|
||
|
editor.on('mousedown', function(e) {
|
||
|
if (!isDefaultPrevented(e) && e.target.nodeName === "HTML") {
|
||
|
var body = editor.getBody();
|
||
|
|
||
|
// Blur the body it's focused but not correctly focused
|
||
|
body.blur();
|
||
|
|
||
|
// Refocus the body after a little while
|
||
|
setTimeout(function() {
|
||
|
body.focus();
|
||
|
}, 0);
|
||
|
}
|
||
|
});
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* WebKit has a bug where it isn't possible to select image, hr or anchor elements
|
||
|
* by clicking on them so we need to fake that.
|
||
|
*/
|
||
|
function selectControlElements() {
|
||
|
editor.on('click', function(e) {
|
||
|
e = e.target;
|
||
|
|
||
|
// Workaround for bug, http://bugs.webkit.org/show_bug.cgi?id=12250
|
||
|
// WebKit can't even do simple things like selecting an image
|
||
|
// Needs tobe the setBaseAndExtend or it will fail to select floated images
|
||
|
if (/^(IMG|HR)$/.test(e.nodeName)) {
|
||
|
selection.getSel().setBaseAndExtent(e, 0, e, 1);
|
||
|
}
|
||
|
|
||
|
if (e.nodeName == 'A' && dom.hasClass(e, 'mceItemAnchor')) {
|
||
|
selection.select(e);
|
||
|
}
|
||
|
|
||
|
editor.nodeChanged();
|
||
|
});
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Fixes a Gecko bug where the style attribute gets added to the wrong element when deleting between two block elements.
|
||
|
*
|
||
|
* Fixes do backspace/delete on this:
|
||
|
* <p>bla[ck</p><p style="color:red">r]ed</p>
|
||
|
*
|
||
|
* Would become:
|
||
|
* <p>bla|ed</p>
|
||
|
*
|
||
|
* Instead of:
|
||
|
* <p style="color:red">bla|ed</p>
|
||
|
*/
|
||
|
function removeStylesWhenDeletingAccrossBlockElements() {
|
||
|
function getAttributeApplyFunction() {
|
||
|
var template = dom.getAttribs(selection.getStart().cloneNode(false));
|
||
|
|
||
|
return function() {
|
||
|
var target = selection.getStart();
|
||
|
|
||
|
if (target !== editor.getBody()) {
|
||
|
dom.setAttrib(target, "style", null);
|
||
|
|
||
|
each(template, function(attr) {
|
||
|
target.setAttributeNode(attr.cloneNode(true));
|
||
|
});
|
||
|
}
|
||
|
};
|
||
|
}
|
||
|
|
||
|
function isSelectionAcrossElements() {
|
||
|
return !selection.isCollapsed() &&
|
||
|
dom.getParent(selection.getStart(), dom.isBlock) != dom.getParent(selection.getEnd(), dom.isBlock);
|
||
|
}
|
||
|
|
||
|
editor.on('keypress', function(e) {
|
||
|
var applyAttributes;
|
||
|
|
||
|
if (!isDefaultPrevented(e) && (e.keyCode == 8 || e.keyCode == 46) && isSelectionAcrossElements()) {
|
||
|
applyAttributes = getAttributeApplyFunction();
|
||
|
editor.getDoc().execCommand('delete', false, null);
|
||
|
applyAttributes();
|
||
|
e.preventDefault();
|
||
|
return false;
|
||
|
}
|
||
|
});
|
||
|
|
||
|
dom.bind(editor.getDoc(), 'cut', function(e) {
|
||
|
var applyAttributes;
|
||
|
|
||
|
if (!isDefaultPrevented(e) && isSelectionAcrossElements()) {
|
||
|
applyAttributes = getAttributeApplyFunction();
|
||
|
|
||
|
setTimeout(function() {
|
||
|
applyAttributes();
|
||
|
}, 0);
|
||
|
}
|
||
|
});
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Fire a nodeChanged when the selection is changed on WebKit this fixes selection issues on iOS5. It only fires the nodeChange
|
||
|
* event every 50ms since it would other wise update the UI when you type and it hogs the CPU.
|
||
|
*/
|
||
|
function selectionChangeNodeChanged() {
|
||
|
var lastRng, selectionTimer;
|
||
|
|
||
|
editor.on('selectionchange', function() {
|
||
|
if (selectionTimer) {
|
||
|
clearTimeout(selectionTimer);
|
||
|
selectionTimer = 0;
|
||
|
}
|
||
|
|
||
|
selectionTimer = window.setTimeout(function() {
|
||
|
var rng = selection.getRng();
|
||
|
|
||
|
// Compare the ranges to see if it was a real change or not
|
||
|
if (!lastRng || !RangeUtils.compareRanges(rng, lastRng)) {
|
||
|
editor.nodeChanged();
|
||
|
lastRng = rng;
|
||
|
}
|
||
|
}, 50);
|
||
|
});
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Screen readers on IE needs to have the role application set on the body.
|
||
|
*/
|
||
|
function ensureBodyHasRoleApplication() {
|
||
|
document.body.setAttribute("role", "application");
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Backspacing into a table behaves differently depending upon browser type.
|
||
|
* Therefore, disable Backspace when cursor immediately follows a table.
|
||
|
*/
|
||
|
function disableBackspaceIntoATable() {
|
||
|
editor.on('keydown', function(e) {
|
||
|
if (!isDefaultPrevented(e) && e.keyCode === BACKSPACE) {
|
||
|
if (selection.isCollapsed() && selection.getRng(true).startOffset === 0) {
|
||
|
var previousSibling = selection.getNode().previousSibling;
|
||
|
if (previousSibling && previousSibling.nodeName && previousSibling.nodeName.toLowerCase() === "table") {
|
||
|
e.preventDefault();
|
||
|
return false;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
});
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Old IE versions can't properly render BR elements in PRE tags white in contentEditable mode. So this
|
||
|
* logic adds a \n before the BR so that it will get rendered.
|
||
|
*/
|
||
|
function addNewLinesBeforeBrInPre() {
|
||
|
// IE8+ rendering mode does the right thing with BR in PRE
|
||
|
if (getDocumentMode() > 7) {
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
// Enable display: none in area and add a specific class that hides all BR elements in PRE to
|
||
|
// avoid the caret from getting stuck at the BR elements while pressing the right arrow key
|
||
|
setEditorCommandState('RespectVisibilityInDesign', true);
|
||
|
editor.contentStyles.push('.mceHideBrInPre pre br {display: none}');
|
||
|
dom.addClass(editor.getBody(), 'mceHideBrInPre');
|
||
|
|
||
|
// Adds a \n before all BR elements in PRE to get them visual
|
||
|
parser.addNodeFilter('pre', function(nodes) {
|
||
|
var i = nodes.length, brNodes, j, brElm, sibling;
|
||
|
|
||
|
while (i--) {
|
||
|
brNodes = nodes[i].getAll('br');
|
||
|
j = brNodes.length;
|
||
|
while (j--) {
|
||
|
brElm = brNodes[j];
|
||
|
|
||
|
// Add \n before BR in PRE elements on older IE:s so the new lines get rendered
|
||
|
sibling = brElm.prev;
|
||
|
if (sibling && sibling.type === 3 && sibling.value.charAt(sibling.value - 1) != '\n') {
|
||
|
sibling.value += '\n';
|
||
|
} else {
|
||
|
brElm.parent.insert(new Node('#text', 3), brElm, true).value = '\n';
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
});
|
||
|
|
||
|
// Removes any \n before BR elements in PRE since other browsers and in contentEditable=false mode they will be visible
|
||
|
serializer.addNodeFilter('pre', function(nodes) {
|
||
|
var i = nodes.length, brNodes, j, brElm, sibling;
|
||
|
|
||
|
while (i--) {
|
||
|
brNodes = nodes[i].getAll('br');
|
||
|
j = brNodes.length;
|
||
|
while (j--) {
|
||
|
brElm = brNodes[j];
|
||
|
sibling = brElm.prev;
|
||
|
if (sibling && sibling.type == 3) {
|
||
|
sibling.value = sibling.value.replace(/\r?\n$/, '');
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
});
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Moves style width/height to attribute width/height when the user resizes an image on IE.
|
||
|
*/
|
||
|
function removePreSerializedStylesWhenSelectingControls() {
|
||
|
dom.bind(editor.getBody(), 'mouseup', function() {
|
||
|
var value, node = selection.getNode();
|
||
|
|
||
|
// Moved styles to attributes on IMG eements
|
||
|
if (node.nodeName == 'IMG') {
|
||
|
// Convert style width to width attribute
|
||
|
if ((value = dom.getStyle(node, 'width'))) {
|
||
|
dom.setAttrib(node, 'width', value.replace(/[^0-9%]+/g, ''));
|
||
|
dom.setStyle(node, 'width', '');
|
||
|
}
|
||
|
|
||
|
// Convert style height to height attribute
|
||
|
if ((value = dom.getStyle(node, 'height'))) {
|
||
|
dom.setAttrib(node, 'height', value.replace(/[^0-9%]+/g, ''));
|
||
|
dom.setStyle(node, 'height', '');
|
||
|
}
|
||
|
}
|
||
|
});
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Backspace or delete on WebKit will combine all visual styles in a span if the last character is deleted.
|
||
|
*
|
||
|
* For example backspace on:
|
||
|
* <p><b>x|</b></p>
|
||
|
*
|
||
|
* Will produce:
|
||
|
* <p><span style="font-weight: bold">|<br></span></p>
|
||
|
*
|
||
|
* When it should produce:
|
||
|
* <p><b>|<br></b></p>
|
||
|
*
|
||
|
* See: https://bugs.webkit.org/show_bug.cgi?id=81656
|
||
|
*/
|
||
|
function keepInlineElementOnDeleteBackspace() {
|
||
|
editor.on('keydown', function(e) {
|
||
|
var isDelete, rng, container, offset, brElm, sibling, collapsed, nonEmptyElements;
|
||
|
|
||
|
isDelete = e.keyCode == DELETE;
|
||
|
if (!isDefaultPrevented(e) && (isDelete || e.keyCode == BACKSPACE) && !VK.modifierPressed(e)) {
|
||
|
rng = selection.getRng();
|
||
|
container = rng.startContainer;
|
||
|
offset = rng.startOffset;
|
||
|
collapsed = rng.collapsed;
|
||
|
|
||
|
// Override delete if the start container is a text node and is at the beginning of text or
|
||
|
// just before/after the last character to be deleted in collapsed mode
|
||
|
if (container.nodeType == 3 && container.nodeValue.length > 0 && ((offset === 0 && !collapsed) ||
|
||
|
(collapsed && offset === (isDelete ? 0 : 1)))) {
|
||
|
// Edge case when deleting <p><b><img> |x</b></p>
|
||
|
sibling = container.previousSibling;
|
||
|
if (sibling && sibling.nodeName == "IMG") {
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
nonEmptyElements = editor.schema.getNonEmptyElements();
|
||
|
|
||
|
// Prevent default logic since it's broken
|
||
|
e.preventDefault();
|
||
|
|
||
|
// Insert a BR before the text node this will prevent the containing element from being deleted/converted
|
||
|
brElm = dom.create('br', {id: '__tmp'});
|
||
|
container.parentNode.insertBefore(brElm, container);
|
||
|
|
||
|
// Do the browser delete
|
||
|
editor.getDoc().execCommand(isDelete ? 'ForwardDelete' : 'Delete', false, null);
|
||
|
|
||
|
// Check if the previous sibling is empty after deleting for example: <p><b></b>|</p>
|
||
|
container = selection.getRng().startContainer;
|
||
|
sibling = container.previousSibling;
|
||
|
if (sibling && sibling.nodeType == 1 && !dom.isBlock(sibling) && dom.isEmpty(sibling) &&
|
||
|
!nonEmptyElements[sibling.nodeName.toLowerCase()]) {
|
||
|
dom.remove(sibling);
|
||
|
}
|
||
|
|
||
|
// Remove the temp element we inserted
|
||
|
dom.remove('__tmp');
|
||
|
}
|
||
|
}
|
||
|
});
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Removes a blockquote when backspace is pressed at the beginning of it.
|
||
|
*
|
||
|
* For example:
|
||
|
* <blockquote><p>|x</p></blockquote>
|
||
|
*
|
||
|
* Becomes:
|
||
|
* <p>|x</p>
|
||
|
*/
|
||
|
function removeBlockQuoteOnBackSpace() {
|
||
|
// Add block quote deletion handler
|
||
|
editor.on('keydown', function(e) {
|
||
|
var rng, container, offset, root, parent;
|
||
|
|
||
|
if (isDefaultPrevented(e) || e.keyCode != VK.BACKSPACE) {
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
rng = selection.getRng();
|
||
|
container = rng.startContainer;
|
||
|
offset = rng.startOffset;
|
||
|
root = dom.getRoot();
|
||
|
parent = container;
|
||
|
|
||
|
if (!rng.collapsed || offset !== 0) {
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
while (parent && parent.parentNode && parent.parentNode.firstChild == parent && parent.parentNode != root) {
|
||
|
parent = parent.parentNode;
|
||
|
}
|
||
|
|
||
|
// Is the cursor at the beginning of a blockquote?
|
||
|
if (parent.tagName === 'BLOCKQUOTE') {
|
||
|
// Remove the blockquote
|
||
|
editor.formatter.toggle('blockquote', null, parent);
|
||
|
|
||
|
// Move the caret to the beginning of container
|
||
|
rng = dom.createRng();
|
||
|
rng.setStart(container, 0);
|
||
|
rng.setEnd(container, 0);
|
||
|
selection.setRng(rng);
|
||
|
}
|
||
|
});
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Sets various Gecko editing options on mouse down and before a execCommand to disable inline table editing that is broken etc.
|
||
|
*/
|
||
|
function setGeckoEditingOptions() {
|
||
|
function setOpts() {
|
||
|
editor._refreshContentEditable();
|
||
|
|
||
|
setEditorCommandState("StyleWithCSS", false);
|
||
|
setEditorCommandState("enableInlineTableEditing", false);
|
||
|
|
||
|
if (!settings.object_resizing) {
|
||
|
setEditorCommandState("enableObjectResizing", false);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (!settings.readonly) {
|
||
|
editor.on('BeforeExecCommand MouseDown', setOpts);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Fixes a gecko link bug, when a link is placed at the end of block elements there is
|
||
|
* no way to move the caret behind the link. This fix adds a bogus br element after the link.
|
||
|
*
|
||
|
* For example this:
|
||
|
* <p><b><a href="#">x</a></b></p>
|
||
|
*
|
||
|
* Becomes this:
|
||
|
* <p><b><a href="#">x</a></b><br></p>
|
||
|
*/
|
||
|
function addBrAfterLastLinks() {
|
||
|
function fixLinks() {
|
||
|
each(dom.select('a'), function(node) {
|
||
|
var parentNode = node.parentNode, root = dom.getRoot();
|
||
|
|
||
|
if (parentNode.lastChild === node) {
|
||
|
while (parentNode && !dom.isBlock(parentNode)) {
|
||
|
if (parentNode.parentNode.lastChild !== parentNode || parentNode === root) {
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
parentNode = parentNode.parentNode;
|
||
|
}
|
||
|
|
||
|
dom.add(parentNode, 'br', {'data-mce-bogus': 1});
|
||
|
}
|
||
|
});
|
||
|
}
|
||
|
|
||
|
editor.on('SetContent ExecCommand', function(e) {
|
||
|
if (e.type == "setcontent" || e.command === 'mceInsertLink') {
|
||
|
fixLinks();
|
||
|
}
|
||
|
});
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* WebKit will produce DIV elements here and there by default. But since TinyMCE uses paragraphs by
|
||
|
* default we want to change that behavior.
|
||
|
*/
|
||
|
function setDefaultBlockType() {
|
||
|
if (settings.forced_root_block) {
|
||
|
editor.on('init', function() {
|
||
|
setEditorCommandState('DefaultParagraphSeparator', settings.forced_root_block);
|
||
|
});
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Removes ghost selections from images/tables on Gecko.
|
||
|
*/
|
||
|
function removeGhostSelection() {
|
||
|
editor.on('Undo Redo SetContent', function(e) {
|
||
|
if (!e.initial) {
|
||
|
editor.execCommand('mceRepaint');
|
||
|
}
|
||
|
});
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Deletes the selected image on IE instead of navigating to previous page.
|
||
|
*/
|
||
|
function deleteControlItemOnBackSpace() {
|
||
|
editor.on('keydown', function(e) {
|
||
|
var rng;
|
||
|
|
||
|
if (!isDefaultPrevented(e) && e.keyCode == BACKSPACE) {
|
||
|
rng = editor.getDoc().selection.createRange();
|
||
|
if (rng && rng.item) {
|
||
|
e.preventDefault();
|
||
|
editor.undoManager.beforeChange();
|
||
|
dom.remove(rng.item(0));
|
||
|
editor.undoManager.add();
|
||
|
}
|
||
|
}
|
||
|
});
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* IE10 doesn't properly render block elements with the right height until you add contents to them.
|
||
|
* This fixes that by adding a padding-right to all empty text block elements.
|
||
|
* See: https://connect.microsoft.com/IE/feedback/details/743881
|
||
|
*/
|
||
|
function renderEmptyBlocksFix() {
|
||
|
var emptyBlocksCSS;
|
||
|
|
||
|
// IE10+
|
||
|
if (getDocumentMode() >= 10) {
|
||
|
emptyBlocksCSS = '';
|
||
|
each('p div h1 h2 h3 h4 h5 h6'.split(' '), function(name, i) {
|
||
|
emptyBlocksCSS += (i > 0 ? ',' : '') + name + ':empty';
|
||
|
});
|
||
|
|
||
|
editor.contentStyles.push(emptyBlocksCSS + '{padding-right: 1px !important}');
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Old IE versions can't retain contents within noscript elements so this logic will store the contents
|
||
|
* as a attribute and the insert that value as it's raw text when the DOM is serialized.
|
||
|
*/
|
||
|
function keepNoScriptContents() {
|
||
|
if (getDocumentMode() < 9) {
|
||
|
parser.addNodeFilter('noscript', function(nodes) {
|
||
|
var i = nodes.length, node, textNode;
|
||
|
|
||
|
while (i--) {
|
||
|
node = nodes[i];
|
||
|
textNode = node.firstChild;
|
||
|
|
||
|
if (textNode) {
|
||
|
node.attr('data-mce-innertext', textNode.value);
|
||
|
}
|
||
|
}
|
||
|
});
|
||
|
|
||
|
serializer.addNodeFilter('noscript', function(nodes) {
|
||
|
var i = nodes.length, node, textNode, value;
|
||
|
|
||
|
while (i--) {
|
||
|
node = nodes[i];
|
||
|
textNode = nodes[i].firstChild;
|
||
|
|
||
|
if (textNode) {
|
||
|
textNode.value = Entities.decode(textNode.value);
|
||
|
} else {
|
||
|
// Old IE can't retain noscript value so an attribute is used to store it
|
||
|
value = node.attributes.map['data-mce-innertext'];
|
||
|
if (value) {
|
||
|
node.attr('data-mce-innertext', null);
|
||
|
textNode = new Node('#text', 3);
|
||
|
textNode.value = value;
|
||
|
textNode.raw = true;
|
||
|
node.append(textNode);
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
});
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* IE has an issue where you can't select/move the caret by clicking outside the body if the document is in standards mode.
|
||
|
*/
|
||
|
function fixCaretSelectionOfDocumentElementOnIe() {
|
||
|
var doc = dom.doc, body = doc.body, started, startRng, htmlElm;
|
||
|
|
||
|
// Return range from point or null if it failed
|
||
|
function rngFromPoint(x, y) {
|
||
|
var rng = body.createTextRange();
|
||
|
|
||
|
try {
|
||
|
rng.moveToPoint(x, y);
|
||
|
} catch (ex) {
|
||
|
// IE sometimes throws and exception, so lets just ignore it
|
||
|
rng = null;
|
||
|
}
|
||
|
|
||
|
return rng;
|
||
|
}
|
||
|
|
||
|
// Fires while the selection is changing
|
||
|
function selectionChange(e) {
|
||
|
var pointRng;
|
||
|
|
||
|
// Check if the button is down or not
|
||
|
if (e.button) {
|
||
|
// Create range from mouse position
|
||
|
pointRng = rngFromPoint(e.x, e.y);
|
||
|
|
||
|
if (pointRng) {
|
||
|
// Check if pointRange is before/after selection then change the endPoint
|
||
|
if (pointRng.compareEndPoints('StartToStart', startRng) > 0) {
|
||
|
pointRng.setEndPoint('StartToStart', startRng);
|
||
|
} else {
|
||
|
pointRng.setEndPoint('EndToEnd', startRng);
|
||
|
}
|
||
|
|
||
|
pointRng.select();
|
||
|
}
|
||
|
} else {
|
||
|
endSelection();
|
||
|
}
|
||
|
}
|
||
|
|
||
|
// Removes listeners
|
||
|
function endSelection() {
|
||
|
var rng = doc.selection.createRange();
|
||
|
|
||
|
// If the range is collapsed then use the last start range
|
||
|
if (startRng && !rng.item && rng.compareEndPoints('StartToEnd', rng) === 0) {
|
||
|
startRng.select();
|
||
|
}
|
||
|
|
||
|
dom.unbind(doc, 'mouseup', endSelection);
|
||
|
dom.unbind(doc, 'mousemove', selectionChange);
|
||
|
startRng = started = 0;
|
||
|
}
|
||
|
|
||
|
// Make HTML element unselectable since we are going to handle selection by hand
|
||
|
doc.documentElement.unselectable = true;
|
||
|
|
||
|
// Detect when user selects outside BODY
|
||
|
dom.bind(doc, 'mousedown contextmenu', function(e) {
|
||
|
if (e.target.nodeName === 'HTML') {
|
||
|
if (started) {
|
||
|
endSelection();
|
||
|
}
|
||
|
|
||
|
// Detect vertical scrollbar, since IE will fire a mousedown on the scrollbar and have target set as HTML
|
||
|
htmlElm = doc.documentElement;
|
||
|
if (htmlElm.scrollHeight > htmlElm.clientHeight) {
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
started = 1;
|
||
|
// Setup start position
|
||
|
startRng = rngFromPoint(e.x, e.y);
|
||
|
if (startRng) {
|
||
|
// Listen for selection change events
|
||
|
dom.bind(doc, 'mouseup', endSelection);
|
||
|
dom.bind(doc, 'mousemove', selectionChange);
|
||
|
|
||
|
dom.win.focus();
|
||
|
startRng.select();
|
||
|
}
|
||
|
}
|
||
|
});
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Fixes selection issues on Gecko where the caret can be placed between two inline elements like <b>a</b>|<b>b</b>
|
||
|
* this fix will lean the caret right into the closest inline element.
|
||
|
*/
|
||
|
function normalizeSelection() {
|
||
|
// Normalize selection for example <b>a</b><i>|a</i> becomes <b>a|</b><i>a</i> except for Ctrl+A since it selects everything
|
||
|
editor.on('keyup focusin', function(e) {
|
||
|
if (e.keyCode != 65 || !VK.metaKeyPressed(e)) {
|
||
|
selection.normalize();
|
||
|
}
|
||
|
});
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Forces Gecko to render a broken image icon if it fails to load an image.
|
||
|
*/
|
||
|
function showBrokenImageIcon() {
|
||
|
editor.contentStyles.push(
|
||
|
'img:-moz-broken {' +
|
||
|
'-moz-force-broken-image-icon:1;' +
|
||
|
'min-width:24px;' +
|
||
|
'min-height:24px' +
|
||
|
'}'
|
||
|
);
|
||
|
}
|
||
|
|
||
|
// All browsers
|
||
|
disableBackspaceIntoATable();
|
||
|
removeBlockQuoteOnBackSpace();
|
||
|
emptyEditorWhenDeleting();
|
||
|
normalizeSelection();
|
||
|
|
||
|
// WebKit
|
||
|
if (isWebKit) {
|
||
|
keepInlineElementOnDeleteBackspace();
|
||
|
cleanupStylesWhenDeleting();
|
||
|
inputMethodFocus();
|
||
|
selectControlElements();
|
||
|
setDefaultBlockType();
|
||
|
|
||
|
// iOS
|
||
|
if (Env.iOS) {
|
||
|
selectionChangeNodeChanged();
|
||
|
} else {
|
||
|
selectAll();
|
||
|
}
|
||
|
}
|
||
|
|
||
|
// IE
|
||
|
if (isIE) {
|
||
|
removeHrOnBackspace();
|
||
|
ensureBodyHasRoleApplication();
|
||
|
addNewLinesBeforeBrInPre();
|
||
|
removePreSerializedStylesWhenSelectingControls();
|
||
|
deleteControlItemOnBackSpace();
|
||
|
renderEmptyBlocksFix();
|
||
|
keepNoScriptContents();
|
||
|
fixCaretSelectionOfDocumentElementOnIe();
|
||
|
}
|
||
|
|
||
|
// Gecko
|
||
|
if (isGecko) {
|
||
|
removeHrOnBackspace();
|
||
|
focusBody();
|
||
|
removeStylesWhenDeletingAccrossBlockElements();
|
||
|
setGeckoEditingOptions();
|
||
|
addBrAfterLastLinks();
|
||
|
removeGhostSelection();
|
||
|
showBrokenImageIcon();
|
||
|
}
|
||
|
};
|
||
|
});
|